Disconnect fix, move improvements, baseEvent improvement

src/application/base/baseEvent.ts

@@ -28,6 +28,7 @@ export abstract class BaseEvent {
   }
 
   protected async getCharacter(): Promise<Character | null> {
+    if (!this.socket.characterId) return null
     const characterRepository = new CharacterRepository()
     return characterRepository.getById(this.socket.characterId)
   }